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Dairy Cattle And Reproduction

Subjects : industries, dairy
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. 16-20 hours






2. Look for infection - split - and rupture of the penis






3. Examine accessory glands - also to know how big the pelvic opening is->heritable->relates to how much dystocia that bull's daughter has






4. Larger the cow - more milk is produced; smaller the cow - less milk is produced






5. 1. bring in new genes - 2. replace males with leg problems (difficulty breeding) Note: culling has a much greater emphasis in the dairy industry vs the beef industry.






6. Gonadotropic (GnRH) is (FSH and LH). Follical Stimulating (FSH) and Lutinizing Hormone (LH).






7. Animal which has been castrated after puberty






8. 24 hours before end of estrus cycle






9. 10-37 (21) days






10. Largest dairy cow - largest udder - highly vascular - eat 40-50% dry matter (eat alot) - most total butterfat






11. Way to know everything is alright with the breeding male






12. Important 'landmark' during palpation






13. Castration tool which clamps down on the vans deferens. causes the sperm to not reach the penis to be ejaculated






14. 336 days






15. Failure to have one testis (gonad) to descend






16. % of fat in milk. makes cheeses and ice cream. regulates cost of milk






17. Milk ~305 days - dry 60 days prior to calving






18. Standing to be mounted (last one able to notice); mounting other animals; social behavior-restless - gregarious - activity - vocalizing; frequent urination; mucous discharge






19. Parturition is controlled by...






20. Supply nutrients for the sperm following ejaculation and deposition into the female reproductive tract






21. (FSH) causes egg to mature in females






22. 1. visual evaluation - 2. scrotal circumference - 3. penis and prepuce observation - 4. rectal palpation - 5. libido test - 6. semen evaluation






23. Duct through penis that carries sperm and urine






24. Birthing process (termination of gestation)






25. Examine accessory glands - also to know how big the pelvic opening is->heritable->relates to how much dystocia that bull's daughter has






26. Animal which has been castrated after puberty






27. 1. brain function - 2. blood flow - 3. willing female






28. Check feet and legs - look for masculine traits in build such as crest and muscling






29. Provide nourishment for the developing sperm






30. Animals which have many estrous periods per year (ex: cow - sow)






31. 19-23 (21) days






32. Serves as a bone cradle for the reproductive system. used greatly in palpation as a 'landmark'.






33. Way to know everything is alright with the breeding male






34. Not being bred back into herd. horses are seasonal breeders vs. cows as anytime breeders






35. Completes uterine growth initiated by estrogen and prepares the uterus for nourishment of developing embryo if pregnancy occurs - supports pregnancy by maintaining quiescent state of reproductive tract and suppresses mating behavior - prevents ovulat






36. Birthing process (termination of gestation)






37. Cycle that lasts weeks (ovulation->hormone cycles->ovulation)






38. The more stressed out the male is - the less sperm he is going to produce






39. To remove/separate testicles from animal's body before animal reaches puberty






40. Depository for semen during insemination. where urine leaves the body






41. Boars and stallions-> deliver semen directly into the cervix. bulls and rams-> deliver semen into the vagina.






42. 19-23 (21) days






43. (FSH) causes egg to mature in females






44. Luteolysis happens because of the ____________ hormone






45. 1. to eliminate breeding the females at an early age - 2. makes animals less lean and provides a better cut for the market






46. (male) pushes the testes outward toward the legs for a cool-down off of the body






47. (FSH) helps to regulate puberty - needed every day - stimulates the sertoli cells to produce nutrients for the sperm






48. 10-37 (21) days






49. ~305 days (altough often longer due to breeding difficulties)






50. 265-285 days







Sorry!:) No result found.

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